Block height - The block quantity and length on the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkplaces.com/story20626608/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-multichain-com-qa-user-knotdrop3